#437285
Closest named color: Metallic Blue (#4F738E). oklch(52.6% 0.059 225.9), rgb(67, 114, 133).
Aa
White text reads best on this color (5.27:1).
About this color
#437285 is a medium-dark, muted teal or cyan. In OKLCH its lightness is 53%, its chroma 0.059 and its hue 226°. Its hue sits on the cool side of the wheel. The nearest named color is Metallic Blue (#4F738E), ΔE 0.021 away. White text reads best on it, at 5.27:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (53%) |
| Chroma | muted (0.059) |
| Temperature | cool |
| Nearest name | Metallic Blue (#4F738E) |
| Black text | 3.98:1 |
| White text | 5.27:1 |
Values
| HEX | #437285 |
| RGB | rgb(67, 114, 133) |
| HSL | hsl(197, 33%, 39%) |
| OKLCH | oklch(52.6% 0.059 225.9) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #437285 | 5.27:1 | AA | Lc -81.4 | Fine for body text |
| Black text on #437285 | 3.98:1 | AA large text | Lc 28.0 | Dividers and decoration only |
| #437285 text on white | 5.27:1 | AA | Lc 76.1 | Fine for body text |
| #437285 text on black | 3.98:1 | AA large text | Lc -25.6 | Dividers and decoration only |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 600.
-
Step 50
50
#F3F6F7
oklch(97.1% 0.003 219.5)
-
Step 100
100
#E5EBEE
oklch(93.6% 0.008 228.9)
-
Step 200
200
#CFDBE1
oklch(88.4% 0.015 229)
-
Step 300
300
#AFC5CE
oklch(81% 0.027 224.3)
-
Step 400
400
#85A7B5
oklch(70.8% 0.042 224.9)
-
Step 500
500
#6591A3
oklch(63.1% 0.055 225.4)
-
Step 600
600 (this color)
#437285
oklch(52.6% 0.059 225.9)
-
Step 700
700
#3C6779
oklch(49% 0.056 226.8)
-
Step 800
800
#325462
oklch(42.6% 0.046 226.2)
-
Step 900
900
#2D4650
oklch(37.8% 0.035 225)
-
Step 950
950
#1A292F
oklch(27% 0.023 224.8)
#437285 with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #687086 | 0.046 |
| Deuteranopia (no green cones) | #5E6985 | 0.040 |
| Tritanopia (no blue cones) | #227878 | 0.041 |
| Achromatopsia (no color) | #6C6C6C | 0.060 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #437285
#437285
oklch(52.6% 0.059 225.9)
- #88604E
#88604E
oklch(52.6% 0.059 45.2)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #437285, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Metallic Blue #4F738E ΔE 0.021
- Dull Blue #49759C ΔE 0.037
- Ocean #017B92 ΔE 0.040
- Sea Blue #047495 ΔE 0.040
- Deep Aqua #08787F ΔE 0.041
- Cerulean #457B9D ΔE 0.041
- Slate #516572 ΔE 0.042
- Muted Blue #3B719F ΔE 0.043
Use #437285 in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.